JET Performance 35004 - JET Modified Streetmaster Rochester Quadrajet - Q-Jet Carburetors
JET Performance #561-35004SB-Chevy Circle / Oval Track Q-Jet |
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JET Performance 35004 - JET Modified Streetmaster Rochester Quadrajet - Q-Jet Carburetors Details
Circle Track - Oval Track
Jet Performance has released a Quadrajet carburetor built exclusively for circle / oval track racing. The JET circle / oval track Quadrajet carburetor is extensively reworked by increasing main well size and is balanced to assure high RPM fuel flow. Several circuit modifications are made for a richer fuel curve throughout the entire RPM range, paricularly at wide open throttle. Includes a .149 needle and seat to ensure adequate fuel flow. The carburetor is designed for heavily modified 355-406ci small block motors with a single plane intake manifold, headers, 11.5:1 compression ration and high flowing cylinder heads. Recommended cam specs: Duration @ .050 min 250 desgrees, lift .525 plus.
From the best tuners in the industry come modified Quadrajet carburetors from JET Performance to match your specific performance needs. Streetmaster Rochester Quadrajet 4- bbl
STAGE 1 - Disassembled, cleaned and inspected to restore factory stock performance. Casting plugs are sealed with epoxy to prevent leak-down. All of the circuits are checked for proper sizing and the calibration is checked for proper jets, primary metering rods and secondary metering rods. Quadrajet Carb is reassembled with new float, choke pull-off and bronze bushed throttle shafts.
STAGE 2 - All features of Stage 1 carbs plus fully recalibrated idle, off idle, main, accelerator pump and high speed circuits. Provides improved idle quality, instant throttle response and maximum torque and hp.
STAGE 3 - For serious street-strip and race applications such as circle/oval track and NHRA Stock and Super Stock classes. Fully modified Quadrajet with oversized .149 needle and seat assembly. Main well size is increased and balanced to assure proper top end, high RPM fuel flow. Extensive circuit modifications are performed to keep the fuel curve correct throughout the RPM range, clean idle quality, and instant off the line response.
